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bore

bore

21 6.0
A hole made by drilling, often the inside of a pipe or tube
  • noun
  • /bɔr/
  • Specialized
translation icon : agujero
  • The weapon was designed with a large bore to accommodate a wider range of ammunition.
  • bore size
  • bore diameter
  • drill the bore

Examples

  • The cylinders are available in bore sizes of 1/2 in. and 8, 10, and 12 mm.

    Academic text (1998)
  • We are loading up on the remaining pipe today, 150 feet of joint, push on, hit our mark on well bore NLT this evening.

  • Also, the hole in the center is not as large as the maximum bore of the hub.

    Academic text (1996)
  • Units are offered in eight bore sizes from 20 to 100 mm.

    Academic text (2000)
  • A package of tube fabrication tools was created for small bore tube assembly.

    Academic text (2011)
  • It's the triple bore tunnel between Berkeley and Walnut Creek and they want to build a fourth bore.

  • In 1991, the team began drilling bore holes on the coastal plain and examined the extracted four-inch diameter cores.

    Academic text (2004)
  • The engineer specified the bore diameter for the new pipe to ensure it would fit correctly.

  • When drilling the well, the team carefully measured the bore to maintain proper dimensions.

Synonyms

hole
vsbore
1.0

An opening in something, often made by people or nature

is specifically a drilled opening or the inside diameter of a tube or barrel
caliber
vsbore
  • Specialized
120 6.7

The inside width of a gun barrel or bullet

also means a drilled opening in material rather than only inner tube size
borehole
vsbore
  • Specialized
4 6.8

A narrow hole drilled into the ground to find water or minerals

is broader and also names a tube's inside diameter besides ground openings
drill hole
vsbore
  • Specialized
3 4.4

A hole made with a drill to take samples or put instruments into rock

also refers to an object's inner diameter, not only exploration-purpose openings
boring
vsbore
  • Specialized
7.7

A hole made by drilling into rock or under the ground using a machine

also denotes the inside diameter of a tube as well as a drilled opening

Compounds

bore bit
  • Specialized
8.1

A tool for a drill that cuts into rock or other hard material

A high wave that moves upriver against the river current

How Wide

to tunnel
23 3.5
bore
  • Specialized
21 6.0
hole
1.0
to puncture
50 3.9
pinprick
7 4.6

Surface Forms

bore singular
bores plural

Etymology

Bore (a hole): The noun bore for a drilled hole comes from the same old word for 'drill' or 'pierce', so a bore is simply the empty space left after you have bored into something. This connects the action and the result: to bore is to make a bore.